Search (1 results, page 1 of 1)

  • × classification_ss:"004/.9"
  1. Heide, L.: Punched-card systems and the early information explosion, 1880-1945 (2009) 6.68 
    6.684188 = weight(theme_ss:Geschichte der Sacherschließung in 332) [ClassicSimilarity], result of:
  6.684188 = fieldWeight in 332, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    6.684188 = idf(docFreq=150, maxDocs=44421)
    1.0 = fieldNorm(doc=332)
    Theme
    Geschichte der Sacherschließung